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MasTec

Infrastructure engineering and construction for energy

Estimator

Construction ManagementConfirmed live in the last 24 hours
Full-timeDublin, CA, USANo salary listedIn-person

About the Job

Requirements

  • Mid-level candidates must have 3–5+ years of estimating experience, growing responsibility in bid development and project scoping, and familiarity with utility or civil construction environments.
  • Senior candidates must have 7–10+ years of estimating experience, the ability to lead bids and mentor junior staff, and experience influencing pursuit strategy and pricing decisions.

Responsibilities

  • Prepare detailed cost estimates for labor, materials, equipment, subcontractors, and overhead for utility construction and related infrastructure projects.
  • Compile bid packages, perform quantity takeoffs, and ensure all scope elements are accurately captured.
  • Analyze project plans, specifications, and drawings to identify cost drivers, constructability issues, and potential risks.
  • Work with project managers, field leadership, engineering teams, and clients to clarify scope and support bid strategy.
  • Solicit, evaluate, and negotiate subcontractor and supplier pricing.
  • Conduct cost comparisons, historical cost reviews, and value-engineering assessments.
  • Maintain organized estimate files, assumptions, and supporting documentation for internal and client review.
  • Contribute to continuous improvement of estimating tools, templates, and workflows.

Desired Qualifications

  • Experience with electric distribution, transmission, gas, or underground utility work.
  • Experience with HeavyBid, B2W, or similar estimating systems.
  • Prior field or project management exposure supporting constructability insight.
  • Ability to build complex cost models and scenario analyses.

About the Company

MasTec

Infrastructure engineering and construction for energy

MasTec is a North American infrastructure engineering and construction company focused on energy, utility, and communications networks. It engineers, builds, installs, maintains, and upgrades power plants, renewable energy facilities, and related infrastructure, and helps clients with site selection, sizing, materials, and construction planning. It differentiates itself by its large workforce, end-to-end capabilities across engineering, construction, maintenance, and upgrades, and its sector focus on utilities, communications, and government clients, including natural gas and renewable energy facilities. Its goal is to deliver reliable, safe, and efficient infrastructure that supports energy delivery, connectivity, and the expansion of renewable energy capacity.

Company size
1,001-5,000
Company stage
IPO
Headquarters
Coral Gables, FL
Founded
1929

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